#423A10#423A10

#423A10 is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.7% C 0.060 H 98.4°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#423A10
RGB	rgb(66, 58, 16)
HSL	hsl(50, 61%, 16%)
HSV	hsv(50, 76%, 26%)
CMYK	cmyk(0%, 12.1%, 75.8%, 74.1%)
CIE-LAB	lab(24.39, -2.34, 26.38)
CIE-LCH	lch(24.39, 26.48, 95.06°)
OKLab	oklab(34.74% -0.0087 0.0595)
OKLCH	oklch(34.74% 0.06 98.4)
XYZ	xyz(3.8535, 4.2220, 1.1021)
Luminance	0.0422 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A10 #101842

analogous

#422110 #423A10 #314210

triadic

#423A10 #10423A #3A1042

tetradic

#423A10 #104221 #101842 #421031

square

#423A10 #104221 #101842 #421031

split-complementary

#423A10 #103142 #211042

monochromatic

#191606 #191606 #423A10 #73651C #A59128

Accessibility & contrast

On white

11.39

#423A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#423A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A10

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A10	#FFFFFF	#000000	##FFFFFF
##423A10	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40380B

Deuteranopia (green-blind)

#423B12

Tritanopia (blue-blind)

#483531

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a10;
/* rgb */ color: rgb(66, 58, 16);
/* oklch */ color: oklch(34.7% 0.060 98.4);

Tailwind

colors: {
  custom: {
    50: '#786f51',
    500: '#423a10',
    950: '#000000',
  },
}

SCSS

$custom: #423a10;
$custom-light: #786f51;
$custom-dark: #000000;

JSON

{
  "hex": "#423a10",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 16
  },
  "hsl": {
    "h": 50.4,
    "s": 60.976,
    "l": 16.078
  },
  "oklch": {
    "l": 0.34742,
    "c": 0.06009,
    "h": 98.4
  },
  "luminance": 0.04222
}

Semantic roles & 50–950 ramp

primary

#423A10

secondary

#323E7C

accent

#5DE444

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423A10

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →